<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style type="text/css">
        *{margin: 0;padding: 0;border: none;}
        .demo{margin: 16PX;}
        .keyword{width: 600PX;height: 40PX;border: 2PX solid #AAAAAA;}
        .submit{
            font-size: 16PX; color: #FFFFFF;
        }
    </style>
</head>
<body>

</body>
</html>